Fixes from First Review

Fixes watch task to depend on the build task. Updates Bower task to use
main-bower-files to only copy the needed values into the example
directory. Adds a gh-pages task to publish example to GitHub pages.

Changes the initialState of selectedCity to be the value of defaultCity.

Moves the outputStyle for sass into a config option.
Merge pull request #1 from deseretdigital-ui/fixesForJosh

Fixes from First Review